5(X-7)=26.5
x-7=5.3
x=12.3
4（X+8.2）=40.8
x+8.2=10.2
x=2

（X-0.52）÷4=1.12
x-0.52=4.48
x=5
1.5×(X-8)=60
x-8=40
x=48